mapnik/scons/scons-local-3.0.1/SCons/Platform/darwin.py

"""engine.SCons.Platform.darwin

Platform-specific initialization for Mac OS X systems.

There normally shouldn't be any need to import this module directly.  It
will usually be imported through the generic SCons.Platform.Platform()
selection method.
"""

#
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__revision__ = "src/engine/SCons/Platform/darwin.py 74b2c53bc42290e911b334a6b44f187da698a668 2017/11/14 13:16:53 bdbaddog"

from . import posix
import os

def generate(env):
    posix.generate(env)
    env['SHLIBSUFFIX'] = '.dylib'
    # put macports paths at front to override Apple's versions, fink path is after
    # For now let people who want Macports or Fink tools specify it!
    # env['ENV']['PATH'] = '/opt/local/bin:/opt/local/sbin:' + env['ENV']['PATH'] + ':/sw/bin'
    
    # Store extra system paths in env['ENV']['PATHOSX']
    
    filelist = ['/etc/paths',]
    # make sure this works on Macs with Tiger or earlier
    try:
        dirlist = os.listdir('/etc/paths.d')
    except:
        dirlist = []

    for file in dirlist:
        filelist.append('/etc/paths.d/'+file)

    for file in filelist:
        if os.path.isfile(file):
            f = open(file, 'r')
            lines = f.readlines()
            for line in lines:
                if line:
                    env.AppendENVPath('PATHOSX', line.strip('\n'))
            f.close()

    # Not sure why this wasn't the case all along?
    if env['ENV'].get('PATHOSX', False) and os.environ.get('SCONS_USE_MAC_PATHS', False):
        env.AppendENVPath('PATH',env['ENV']['PATHOSX'])

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